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Questions tagged [bugs]

Defects in historical software and hardware, their causes, questions about well-known bugs. Use [debugging] for bug diagnosis and discovery.

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26 votes
6 answers
8k views

Why did Pokémon Red have so many overflow bugs?

(This question also applies to other Game Boy games, but Pokémon seems to be one of the best-documented.) Pokémon Red & Blue (Red & Green in Japan) is a pair of Game Boy games about capturing &...
wizzwizz4's user avatar
  • 18.6k
442 votes
8 answers
233k views

Why did moving the mouse cursor cause Windows 95 to run more quickly?

I was playing Hypnospace Outlaw, a game about a retro-themed OS. This OS has a peculiar behavior that when loading a webpage, wiggling the mouse cursor will load the page faster. That reminded me of ...
user2652379's user avatar
  • 2,040
196 votes
1 answer
56k views

Why does trying to break into the NT 3.1 kernel reboot my 486DX4 machine?

I installed Windows NT 3.1 on a Compaq ProSignia 3080 system, because of several reasons: I know that this machine was running Windows NT 3.1 when it was in productive use. And I think this machine ...
Michael Karcher's user avatar
37 votes
2 answers
8k views

Why does Windows 1.01 crash at the splash screen?

When Windows 1.01 is started under DOSBox, FreeDOS or one of the later versions of MS-DOS, garbage characters are printed on the screen right after displaying the Microsoft logo. Here’s an example in ...
user3840170's user avatar
  • 23.1k
20 votes
1 answer
2k views

Why is MS-DOS not able to read partitions starting at logical sector 0?

When creating a FAT file system, mtools and newer versions of mkfs.fat write a stub MBR partition table to the boot sector. This makes the file system accessible when written directly to media that ...
user3840170's user avatar
  • 23.1k
13 votes
1 answer
780 views

What was the specific function of the relay which captured Grace Hopper's famous "bug"?

Computer pioneer Grace Hopper often recounted the story of her team finding the first physical computer bug: While she was working on a Mark II Computer at Harvard University in 1947, her associates ...
DrSheldon's user avatar
  • 16k